.modal {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    >.box {
        margin: 0 auto;
        border-radius: 16px;
        background: #fff;
        min-width: 720px;
        min-height: 320px;
        position: relative;
        z-index: 101;
        box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.05);
    }
    >.backdrop {
        background: rgba(0,0,0,0.1);
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        top: 0;
        z-index: 100;
    }
}